get a droid razr m by motorola for $49.99. but they haven't experienced extra strength bayer advanced aspirin. in fact, in a recent survey, 95% of people who tried it agreed that it relieved their headache fast. visit fastreliefchallenge.com today for a special trial offer. ♪ don't know what i'd do ♪ i'd have nothing to prove ♪ i'd have nothing to lose [ male announcer ] zales is the diamond store. take up to an extra 15 percent off storewide, now through sunday. ♪ [ male announcer ] they are a glowing example of what it means to be the best. and at this special time of year, they shine even brighter. come to the winter event and get the mercedes-benz you've always wished for, now for an exceptional price. [ santa ] ho, ho, ho, ho! [ male announcer ] lease a 2013 glk350 for $399 a month at your local mercedes-benz dealer. >>> the msnbc policy analyst ezra klein put together a long piece today tying together what he knows about mass shootings and what seem to be policies that might relate to them as a social problem. ez